The Smith Wesson 340PD is a small double-action only J-frame revolver popular for concealed carry and for use as a backup weapon for law enforcement. The scandium alloy frame is lightweight while the 5-round titanium alloy cylinder and stainless steel barrel are built for durability. Features include a snag-free enclosed hammer HI-VIZ Fiber Optic Green front sight and a textured synthetic grip. The Model 340PD is available in 357 Mag. DetailsNO INTERNAL LOCK - Action DAO - Caliber .357 Mag .38 Special - Capacity 5 - Material AlloySteel - Grip Synthetic - Finish Matte Black - Sights XS 247 Tritium NightIntegral U-Notch - Barrel Length 1.875 - Overall Length 6.31 - Weight 13.8 oz - Smith Wessons unique Scandium Alloy high strength frames allow for the lightest revolvers capable of firing .357 SW Magnum or .44 Magnum. The Smith Wesson J-Frame has become the most popular small frame personal defense revolver on the market. With decades of reliable performance to its credit the J-frame line offers models capable of firing .22 LR .22 Magnum .38 SW Special and the more powerful .357 Magnum loads. Smith Wesson offers these revolvers from our production MP Pro Series and Classics lines in three diverse hammer designs internal exposed and shrouded.